Not in Hamburg for COOL Days 2026? Come along with us anyway 🦫💜 We’ll be sharing the whole day live, so you can experience it with us, wherever you are. 🎥 Watch online via our YouTube channel on Tue 28th and Wed 29th April. 🔗 Click to get notified when we go live! https://buff.ly/dJn309X #COOLDays #CollaboraOnline #OpenSource